Finding the Fourth Proportional to 526,851, 726,884.69 and 322,689.08

Step by Step Solution

1. Step 1: Write the proportion equation
   526,851 : 726,884.69 = 322,689.08 : x
2. Step 2: Convert to fraction form
   526,851/726,884.69 = 322,689.08/x
3. Step 3: Cross multiply
   526,851x = 726,884.69 × 322,689.08
4. Step 4: Simplify right side
   526,851x = 234,557,752,085.95
5. Step 5: Solve for x
   x = 234,557,752,085.95/526,851
6. Step 6: Final answer
   x = 445,207.00